Home / 28,526.04-42,772.59-8,799.30

Finding the Fourth Proportional to 28,526.04, 42,772.59 and 8,799.30

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Solution

The fourth proportional to 28,526.04, 42,772.59 and 8,799.30 is: 13,193.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,526.04 : 42,772.59 = 8,799.30 : x
  2. Step 2: Convert to fraction form
    28,526.04/42,772.59 = 8,799.30/x
  3. Step 3: Cross multiply
    28,526.04x = 42,772.59 × 8,799.30
  4. Step 4: Simplify right side
    28,526.04x = 376,368,851.19
  5. Step 5: Solve for x
    x = 376,368,851.19/28,526.04
  6. Step 6: Final answer
    x = 13,193.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.